3622705632 has 540 divisors, whose sum is σ = 13433775264. Its totient is φ = 924618240.

The previous prime is 3622705613. The next prime is 3622705733. The reversal of 3622705632 is 2365072263.

It is a happy number.

3622705632 is a `hidden beast` number, since 3 + 6 + 22 + 70 + 563 + 2 = 666.

It is a super-2 number, since 2×3622705632² = 26247992192249038848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 116861457 + ... + 116861487.

Almost surely, 2^3622705632 is an apocalyptic number.

3622705632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3622705632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6716887632).

3622705632 is an abundant number, since it is smaller than the sum of its proper divisors (9811069632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3622705632 is a wasteful number, since it uses less digits than its factorization.

3622705632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 3622705632 is about 60188.9161889463. The cubic root of 3622705632 is about 1535.8342513205.

Adding to 3622705632 its reverse (2365072263), we get a palindrome (5987777895).

The spelling of 3622705632 in words is "three billion, six hundred twenty-two million, seven hundred five thousand, six hundred thirty-two".